Redmi K90 Ultra vs Samsung Galaxy A70
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy A70 (2019) runs on the Qualcomm Snapdragon 675; launch prices were $420 and $410. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 39/100 (a 34-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4500); the main camera is 50 MP vs 32 MP; the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 447,317); the Samsung Galaxy A70 is noticeably lighter (183g vs 227g).
Redmi K90 Ultra
Samsung Galaxy A70
- Higher AnTuTu: 3233695 vs 447317
- Better Geekbench Single: 3041 vs 671
- Better Geekbench Multi: 9494 vs 1695
- Bigger battery: 8550 vs 4500 mAh
- Better main camera: 50MP vs 32MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (92/100 vs 38/100)
- Better camera (37/100 vs 28/100)
- Longer battery life (78/100 vs 39/100)
- Better display (94/100 vs 51/100)
- Lighter: 183g vs 227g
- Cheaper at launch: $410 vs $420
- Better portability (70/100 vs 40/100)
Comparing the Redmi K90 Ultra vs the Samsung Galaxy A70, the Redmi K90 Ultra scores 34 points higher (73/100 vs 39/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 38/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 39/100). Value score: Redmi K90 Ultra — 82/100, Samsung Galaxy A70 — 14/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A70 (92/100 vs 38/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A70 (94/100 vs 51/100). In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 28/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A70 (78/100 vs 39/100). In the "portability" category, the Samsung Galaxy A70 significantly outperforms the Redmi K90 Ultra (70/100 vs 40/100).
| Specification | Redmi K90 Ultra | Samsung Galaxy A70 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 675 | |
| AnTuTu | 3233695 | 447317 | |
| Geekbench Single | 3041 | 671 | |
| Geekbench Multi | 9494 | 1695 | |
| Display | 6.8" AMOLED | 6.7" AMOLED | |
| Resolution | 1280x2772 | — | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 8550 mAh | 4500 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 32 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | — | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | — | |
| Dimensions | 162.9×77.9×8.2 mm | 164.3×76.7×7.9 mm | |
| Weight | 227 g | 183 g | |
| Launch price | $420 | $410 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy A70
- Main: 32MP
- Front: 32MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Samsung Galaxy A70
- 6.7" AMOLED
- Refresh rate: 60 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy A70
- 4500 mAh
- No wireless charging
We compared Redmi K90 Ultra and Samsung Galaxy A70, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Samsung Galaxy A70 by 622.9% in our overall performance rating.
Launch price difference: $10. Samsung Galaxy A70 was $10 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A70 (92/100 vs 38/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A70 (94/100 vs 51/100).
camera
In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 28/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy A70 (78/100 vs 39/100).
portability
In the "portability" category, the Samsung Galaxy A70 significantly outperforms the Redmi K90 Ultra (70/100 vs 40/100).
Which is better: the Redmi K90 Ultra or the Samsung Galaxy A70?
The Redmi K90 Ultra significantly outperforms the Samsung Galaxy A70 by 34 points (73/100 vs 39/100).
What is the rating of the Redmi K90 Ultra and the Samsung Galaxy A70?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy A70 — 39/100.
Which has the better camera: the Redmi K90 Ultra or the Samsung Galaxy A70?
The Redmi K90 Ultra leads on camera score (37/100 vs 28/100).
Which is more powerful: the Redmi K90 Ultra or the Samsung Galaxy A70?
The Redmi K90 Ultra leads on performance (92/100 vs 38/100).
Should you choose the Redmi K90 Ultra over the Samsung Galaxy A70?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Samsung Galaxy A70 is a better fit for everyday use.